+0  
 
0
742
2
avatar+466 

help please

 Nov 30, 2020
 #1
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+2

5^30 =931,322,574,615,478,515,625 mod 7 =1

 Nov 30, 2020
 #2
avatar+466 
0

1 is correct

 Nov 30, 2020

2 Online Users

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